{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["machine or equipment", "process characterization", "concept or principle", "material", "enabling technology", "manufacturing standard"], "input": "High-performance products with an excellent mechanical or chemical properties can be obtained using more than two materials through wire and arc-based AM ."}
{"machine or equipment": [], "process characterization": [], "concept or principle": ["properties", "materials"], "material": ["be"], "enabling technology": [], "manufacturing standard": []}